hey dude, goto
http://www.evisteon.com/prod_serv/mobile_electronics/products/mach_460/index.shtml
Technical Specifications
One high-pass amplifier with 60 watts C.A.P./120 watts peak power at 2 percent total harmonic distortion
Two low-pass subwoofer amplifiers with 85 watts C.A.P./170 watts peak power
Four 5.5 inch x 7.5 inch subwoofers
Two rear-seat woofers
Two front-door woofers
Four 2.5 inch midrange/tweeters
Works with existing factory head unit
YOU MIGHT WANT TO CALL BEST BUY OR CUSTOM SOUNDS ( OR ANY CUSTOM RADIO/RECEIVER/SPEAKER INSTALLER )...THEY'RE SURE TO BE MORE KNOWLEDGABLE..